Project Name: xxx RA Ref No.: xxx RA compilation Date: Review date: Date: Compiled by: Reviewed by: Approved by: Overall Task Details Piling operations using mobile rig and rebar installation within site boundary. Use in conjunction with RA012 - Use of Mobile Crane and RA014 – Use of Concrete Pump. Relevant Applicable MAS: • 01412 – Lifting Operations; • 00941 – Lifting equipment Additional Training required: Noise monitoring NOC’s Required for task: Underground utility provider RISK SCORE CALCULATOR Use the Risk Score Calculator to Determine the Level of Risk of each Hazard What would be the CONSEQUENCE of an occurrence be? What is the LIKELIHOOD of an occurrence? Hierarchy of Controls Frequent/Almost certain (5) Continuous or will happen frequently Often (4) 6 to 12 times a year Likely (3) 1 to 5 times a year Possible (2) Once every 5 years Rarely (1) Less than once every 5 years Can the hazard be Eliminated or removed from the work place? Catastrophic (5) Multiple Fatalities High 25 High 20 High 15 Medium 10 Medium 5 Can the product or process be substituted for a less hazardous alternative? Serious (4) Class 1 single fatality High 20 High 16 High 12 Medium 8 Low 4 Can the hazard be engineered away with guards or barriers? Moderate (3) Class2 (AWI or LTI) or Class 1 Permanently disabling effects High 15 High 12 Medium 9 Medium 6 Low 3 Can Administration Controls be adopted I.e. procedures, job rotation etc. Minor (2) Medical attention needed, no work restrictions. MTI Medium10 Medium 8 Medium 6 Low 4 Low 2 Can Personal Protective Equipment & Clothing be worn to safe guard against hazards? Insignificant (1) FAI Medium10 Medium 4 Low 3 Low 2 Low 1 No Specific Task Step (In sequence of works) Hazard Details Consequence/Risk Initial Risk Rating Control Measures Residual Risks Additional Control Measures RR L C RR 1 Piling Rig checks on arrival to site PRIOR TO USE • Use of Piling Rig • Unauthorized operation of the mobile rig resulting in incident; • Failure due to use of un-certificated rig; 3 4 12 HIGH i. All Piling rigs to be Third Party Certificated by a DM approved inspector, documentation available on arrival to site; ii. Operators to have in-date Third Party certificate by approved body, available for review on arrival to site; iii. Rig load indicator to be installed and functioning correctly; iv. Visual inspection of rig undertaken by competent person; Documentation unavailable for review Rig quarantined until evidence provided Low 2 Access of rig and delivery vehicles to work areas • Plant and workers in same working area; • Collision with plant or vehicles and live traffic; • Workers struck by plant, very high risk of fatality; • Uncontrolled rig movements; i. Worker pedestrian routes to be designed and implemented with clear signage to provide segregation; ii. Instruction to workers at induction on use of access routes around the project; iii. Flagmen to be used to control rig movements; iv.

1. HEALTH SAFETY AND ENVIRONMENT Author: Approved:
RISK ASSESSMENT: ACT/HSE/RA 001 Piling Operations with Rebar Cage installation
Issued: Rev. Date:
Revision: 0
Page 1 of 2 HSEQ -Rev-01(JAN-2023)
No
Specific Task Step
(In sequence of
works)
Hazard Details Consequence/Risk
Initial Risk
Rating Control Measures Residual Risks
Additional Control
Measures
RR
L C RR
1
Piling Rig checks on
arrival to site
PRIOR TO USE
 Use of Piling Rig
 Unauthorized operation of the mobile
rig resulting in incident;
 Failure due to use of un-certificated
rig;
3 4
12
HIGH
i. All Piling rigs to be Third Party Certificated by a DM approved inspector,
documentation available on arrival to site;
ii. Operators to have in-date Third Party certificate by approved body,
available for review on arrival to site;
iii. Rig load indicator to be installed and functioning correctly;
iv. Visual inspection of rig undertaken by competent person;
Documentation
unavailable for
review
Rig quarantined until evidence
provided
Low
2
Access of rig and
delivery vehicles to
work areas
 Plant and workers in
same working area;
 Collision with plant or vehicles and
live traffic;
 Workers struck by plant, very high
risk of fatality;
 Uncontrolled rig movements;
i. Worker pedestrian routes to be designed and implemented with clear
signage to provide segregation;
ii. Instruction to workers at induction on use of access routes around the
project;
iii. Flagmen to be used to control rig movements;
iv. The Logistics plan shall clearly illustrate rig access and egress points;
Workers not
complying with
flagmen
Regular topic in TBT’s Low
3 Siting and setting up of
piling rig
 Working in proximity
to existing structures
and services;
 Underground
services;
 Collision with overhead services;
 Damaging underground services
with weight of rig;
 Blocking access routes;
 Rig striking moving and/or stationary
structures;
3 4
12
High
i. Ensure rig is set up correctly, is on firm level ground as per rig plan;
ii. Underground services such as cable trays determined and clearly
communicated;
iii. Solid barriers should be situated, where practicable, to protect rig from
traffic routes around working radius of cab;
iv. Consideration to overhead services/ existing structures when siting rig;
Low
4
Piling operation
(Mobile rig Operator)
 Operator competency;
 Lift planning;
 Underground
services;
 Incident due to use of defective
piling gear / lifting equipment;
 Rig collapse due to lifting loads
beyond SWL;
 No rig documentation in place;
 Rig workers struck by equipment;
4 5
20
HIGH
i. Piling permit to be completed prior to any works taking place by piling
supervisor and engineer;
ii. Any underground services to be directly communicated to rig operator;
iii. Daily checks by rig operator;
iv. Ensure all piling tackle and equipment have valid test certificate before
use (6 monthly 3rd
party inspections);
v. Method statements and risk assessments to be submitted and adhered to;
vi. Rig load indicator to be functioning correctly, and not to be overridden
under any circumstances;
vii. Operator to adhere to rig safe working load limits;
viii. Operator to ensure workers are clear from rotating parts;
Machine
breakdown
Hydraulic fluid spill
Machine isolated and
quarantined until repaired.
Spoil removed and treated as
hazardous waste
Low
Project Name: xxx
RA Ref No.: xxx
RA compilation
Date:
Review date:
Date:
Compiled by:
Reviewed by:
Approved by:
Overall Task Details
Piling operations using mobile rig and rebar installation within site boundary. Use in
conjunction with RA012 - Use of Mobile Crane and RA014 – Use of Concrete
Pump.
Relevant Applicable MAS:
 01412 – Lifting Operations;
 00941 – Lifting equipment
Additional Training required:
Noise monitoring
NOC’s Required for task:
Underground utility provider
RISK SCORE CALCULATOR
Use the Risk Score Calculator to Determine the Level of Risk of each Hazard
What would be the
CONSEQUENCE
of an occurrence be?
What is the LIKELIHOOD of an occurrence? Hierarchy of Controls
Frequent/Almost certain (5)
Continuous or will happen
frequently
Often (4)
6 to 12 times a year
Likely (3)
1 to 5 times a year
Possible (2)
Once every 5 years
Rarely (1)
Less than once every 5
years
Can the hazard be Eliminated or removed
from the work place?
Catastrophic (5)
Multiple Fatalities
High 25 High 20 High 15 Medium 10 Medium 5
Can the product or process be substituted for
a less hazardous alternative?
Serious (4)
Class 1 single fatality
High 20 High 16 High 12 Medium 8 Low 4
Can the hazard be engineered away with
guards or barriers?
Moderate (3)
Class2 (AWI or LTI) or Class 1
Permanently disabling effects
High 15 High 12 Medium 9 Medium 6 Low 3
Can Administration Controls be adopted
I.e. procedures, job rotation etc.
Minor (2)
Medical attention needed, no work
restrictions. MTI
Medium10 Medium 8 Medium 6 Low 4 Low 2 Can Personal Protective Equipment &
Clothing be worn to safe guard against
hazards?
Insignificant (1)
FAI
Medium10 Medium 4 Low 3 Low 2 Low 1

2. HEALTH SAFETY AND ENVIRONMENT Author: Approved:
RISK ASSESSMENT: ACT/HSE/RA 001 Piling Operations with Rebar Cage installation
Issued: Rev. Date:
Revision: 0
Page 2 of 2 HSEQ -Rev-01(JAN-2023)
No
Specific Task Step
(In sequence of
works)
Hazard Details Consequence/Risk
Initial Risk
Rating Control Measures Residual Risks
Additional Control
Measures
RR
L C RR
5 Rebar cage fabrication
 Lifting operations;
 Manual handling;
 Cutting operations;
 Persons underneath load struck by
materials;
 rebar bundles swinging / spinning
uncontrolled;
 Falling materials;
 Damage to slings from sharp edges;
 Over-sailing of material over
workers;
 Burns/cuts from grinding equipment;
4 4
16
High
i. Risk Assessment 12 – mobile Crane to be adhered to regarding lifting of
rebar bundles;
ii. Workers to wear gloves when tying rebar cages;
iii. Rebar cages to be fabricated on suitable supports, not scaffolding;
iv. All electrical cutting equipment to be tested and safe to use. Operators
shall wear safety glasses. Hot work permit required;
Manual Handling regular topic
in TBT’s
Low
5
Pile case and rebar
cage lifting operations
 Use of Piling Rigs;
 Use of mobile crane
for rebar cages;
 Persons underneath load struck by
materials;
 Persons falling into open bore holes;
 Pile cases and rebar cages swinging
/ spinning uncontrolled;
 Falling materials;
 Damage to slings from sharp edges;
 Over-sailing of piling material over
live traffic routes;
 Hearing damage;
 Noise pollution to local residents;
 Proximity of live traffic routes;
 Damage to structure due to vibration
from operation;
 Striking underground services
causing injury/damage/isolation;
 Injury to personnel from rotating
parts;
 Noise in urban areas;
 Environmental issues;
 Refilling of equipment;
 Storage of flammable substances;
 Use of generators;
4 5
20
High
v. All piling operations shall be planned with rig and crane positioning
schemes and method statements submitted and reviewed at least 5
days prior to work commencing;
vi. Risk Assessment 12 – mobile Crane to be adhered to regarding lifting of
rebar cages;
vii. Municipality working restrictions, specific requirements and NOC’s to be
adhered to;
viii. All piling operations to have suitable barriers, fencing, hoarding and
signage implemented to protect workers and the general public;
ix. All known utilities drawings and plans regarding underground services to
be investigated and marked prior to works commencing;
x. Equipment to not have any guards removed during works, safe working
distances to be maintained by workers;
xi. All piling operations to comply with any Municipality imposed working
restriction hours and noise levels;
xii. All piling spoil to be removed from site following Municipality
requirements, exit roads shall be maintained free of spoil;
xiii. All open bore holes to be covered immediately with mesh guards and
marked do not remove;
xiv. In the event of maintenance - ground shall be suitably protected from
oil/grease/chemical spillage and protection removed as hazardous
waste;
xv. Refuelling of equipment to be in designated areas, using correct filling
trucks/bowsers.
xvi. All fuel/combustive materials/chemicals shall be stored in approved
storage areas;
xvii. If single skin tanks are used then a sealed bund 110% capacity of the
tank shall be installed;
xviii. All piling staff shall wear hearing protection;
Incident – falling
materials
Work in high
winds;
Striking
unidentified
underground
services;
Work stopped, area cleared
and full investigation
undertaken
Cancel work operations in
winds exceeded 40km/h;
In the event of striking
unidentified services all work
to cease and emergency
services contacted as
required;
Low